Learning Resources

Review (Answers)

1.       ; x ¹  - , 0 , ,

2.      ;   x  ¹  -7 , -3 , 0 , , 3

3.        ;  t  ¹  0 , -3c , 3c

4.      ;  c  ¹  -2 , 1 , 7

5.      ;   t  ¹  -1 , 1

6. y = -   and y = 5    ;   y  ¹  -3 , 3

7.     ;  m  ¹  0  ,  s  ¹  0  ;  t₁  ¹  t₂ 

8.  The shaded area in the diagram below is obtained below is obtained by cutting
     an equilateral triangle out of the rectangle ABCD.

     (a) 

     (b) 

     (c) (i) and (ii)